On December 19, 2013, Alcenio pleaded guilty to one count of conspiracy to possess with intent to distribute cocaine after he was arrested on July 11, 2013, and charged with conspiracy to possess with intent to distribute cocaine. Alcenio was arrested as part of the investigation of Roberto Tapia, Director of the Virgin Islands Department of Planning and Natural Resources (DPNR) Division of Environmental Enforcement. On November 7, 2013, he was charged in a 69-count third superseding indictment, along with seven other defendants, including Angelo Hill, Raymond Brown, Edwin Monsanto, Stephen Torres, Eddie Lopez-Lopez, Walter Hill, and Angel Negron-Beltran.

The case was investigated by the Public Corruption Task Force, which is composed of the Federal Bureau of Investigation (FBI); U.S. Drug Enforcement Administration (DEA); Virgin Islands Police Department; U.S. Marshals Service; Internal Revenue Service Criminal Investigation Division (IRS-CI); U.S. Department of Homeland Security, Homeland Security Investigations (HSI); U.S. Customs and Border Protection (CBP); United States Coast Guard; Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF); and Office of the Virgin Islands Inspector General. Assistant U.S. Attorneys Kelly B. Lake and Kim Lindquist prosecuted the case.